impedance matching 中文意思是什麼
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The main work and achierement are as following : ( 1 ) by using shock impedance matching technique and electric probe method, 5 shots of impact experiments were conducted to measure the hugoniot equation of state for enstatite ( mg0. 92, fe0. 08 ) sio3 with the average initial density 3. 05g / m3 from shock pressure 50 gpa to 115gpa, using two stage light gas gun
本文研究取得的認識主要有以下幾點： （ 1 ）用阻抗匹配法和電探針技術在80 115gpa壓力范圍內對平均初始密度為3 . 05g / cm ~ 3的頑火輝石樣品進行了5發hugoniot狀態實驗測量。 -
Acoustic impedance matching of middle ear
中耳聲阻抗匹配 -
The research for impedance matching algorithm of liquid stub tuner
關于液調配器的阻抗匹配演算法的研究 -
The experimental goal synthesizes the electromagnetic absorber in the discussion al2o3 content and the multilayer impedance matching group to influence the electromagnetic absorption effect, by makes further the discussion to the electromagnetic absorption effect
實驗目的在探討氧化鋁的含量及多層阻抗匹配組合成電磁波吸收體對電磁波吸收效果之影響，作進一步之探討。 -
The negative sequence current of impedance - matching balance transformer
阻抗匹配平衡變壓器的負序電流 -
An adaptive impedance matching system model for power line communication system
電力線載波通信中的自適應阻抗匹配系統模型 -
The impedance matching criterion that the sum of all the radiating slot normalized conductances is equal to 2 for the inner feed, and also the sum of all the coupling slot normalized impedances for the series - shunt inner feeder is equal to 2 are verified by using microwave network theory
採用微波網路理論，在內部饋電情況下，分別對一條輻射波導上輻射裂縫的歸一化導納和為2的匹配設計準則，以及對串並形式饋電裝置，對耦合裂縫的歸一化阻抗和為2的匹配設計準則進行了證明。 -
Research of the impedance matching in the rf power for the co2 lasers
射頻電源中的阻抗匹配研究 -
Study of liquid impedance matching for icrf on the east tokamak
裝置離子迴旋加熱液態阻抗匹配系統的研究 -
Input impedance and impedance matching of a dual - cylindrical antenna array
雙圓柱體結構天線陣列輸入阻抗計算和阻抗匹配 -
This effects can be explained as follows : the radiation conditions are actually impedance matching condition in terms of microwave network, for a fixed dimension of a resonator and output transformer, only below the critical plasma density ", the matching condition can be satisfied in the smith circle map
我們提出，這一現象可從阻抗匹配的角度來解釋。對於一確定尺寸的腔體、阻抗變換器，存在一個等離子體密度的臨界值，只有在等離子體密度低於這個臨界值時，腔體的輸出阻抗和波導的特性阻抗才能滿足匹配，即滿足所謂的輻射條件。 -
Impedance - matching balanced traction transformers ( balanced transformers in this paper for short ) are step - down transformers, they transfer symmetrical three phase voltage in primary side to perpendicular two phase voltage in secondary side. they are different from any other transformers, so their short - circuit current analysis and short - circuit test method must be taken into special account
阻抗匹配平衡牽引變壓器（本文中簡稱平衡變壓器）是一種將一次側三相對稱電壓變換為二次側二相垂直電壓的降壓變壓器，它不同於已有的任何一種變壓器，短路電流的分析計算和短路試驗必須予以重新研究。 -
The main achievements of the thesis are as follows : ( 1 ) kinds of techniques to detect magnetizing inrush of traction transformers are thoroughly investigated in this paper, and their limitation are indicated and corresponding improvement techniques are proposed. ( 2 ) in this paper, flux linkage equilibriun equations are used to build " ash - box " models of some traction transformers based on system identification, such as two - winding single - phase traction transformer, impedance - matching equilibriun traction transformer and scott traction transformer
論文的主要內容有： （ 1 ）詳盡分析了現有的針對牽引變壓器勵磁涌流演算法的保護演算法，提出了每種演算法的局限性及其改進方法； （ 2 ）提出適用於鐵道電氣化系統中各種牽引變壓器對應的三?二相轉換規則，利用該規則可將對應量的轉換置於保護軟體中，從而可大大減輕在牽引變壓器兩端外部復雜的接線。 -
Because the harmonics in tangyin substation are primarily from electric traction loads, this paper gives the structures of several main locomotive models and general harmonics they produce. the harmonics produced by electric locomotive have a characteristic that their range and phase are both dispersive. this paper also analyzes the impedance - matching balance transformer ' s structure and harmonics injected into the power system at its primary side, and sums up the characteristics of the harmonics from electric traction loads in the tangyin traction substation
鑒于湯陰變電站的諧波主要來自電力牽引負荷，本文列舉了電力機車幾種主要車型的結構以及它們產生諧波的概況，得出了電力機車的各次諧波電流幅值和相角具有較大分散性的特點。針對湯陰牽引變電站的牽引變壓器，分析了阻抗匹配平衡變壓器的結構及其高壓側注入電網的諧波，推導了有關計算公式。通過理論分析並結合湯牽線的實測諧波數據，歸納了電力牽引負荷注入湯陰變電站的諧波的特點。 -
Design of wide - band longitudinal mode piezoelectric transducers with impedance matching layers
具有阻抗匹配層的寬帶縱向振動壓電換能器設計 -
A method is proposed for the parameter identification of the viscoelastic internal dampers of the multirotor systems in this paper. the multi - rotor system is regarded as a composite structure. the impedance matching method in the substructure method for structural dynamic analysis is used for the dynamic calculation of the structure. the augmented lagrange method is applied to the iteration calculations of the characteristic determinant of eigenvalve equation of the system. and then the results of parameter identification can be obtained. upon the dynamic characteristics of the system, the method can reveal the influence of the gyroscopic moments of force precisely. in process of the analysis, the various properties of multi - rotor systems are made the best use of, so the measure of the modes parameters is avoided, the calculation is simplified. in addition, an efficient method is proposed to establish a dynamic model of multirotor systems with viscoelastic internal dampers. the calculating results are consistent with the experimental results satisfactorily
提出了多轉子系統的粘彈性中間彈支參數辨識的一種方法.該方法把多轉子系統看作復合結構，用動態子結構分析的阻抗匹配法計算動力學特性，用增廣拉格朗日乘子法迭代計算系統特徵方程的系數行列式，獲得系統物理參數的辨識結果.該方法可以準確計入陀螺力矩的影響，避免測量振型參數.在分析中，利用多轉子系統的特性可簡化分析過程.文中還介紹了一種建立粘彈性彈支多轉子系統動力學模型的方法.計算結果與試驗結果基本一致 -
Site partial discharge amp; amp; induction voltage endurance test method for yna impedance - matching and balanced - traction transformer
阻抗匹配平衡牽引變壓器現場局部放電和感應耐壓試驗方法 -
The impedance matching design of the ultrasonic motor has been completed. the measuring pzt have been adhered to either side of the stator, measuring voltage changes of it making use of piezoelectric effect when the ultrasonic motor works
為增大馬達的輸出能力，定子採用雙面粘貼壓電陶瓷驅動。建立了超聲波馬達的等效電學模型，完成了超聲波馬達阻抗匹配的設計。 -
Abstract : the design method of impedance matching for planar slot antenna is discussed in this paper
文摘:本文對平板裂縫天線阻抗匹配設計方法進行了討論。 -
First, we introduce the basic theory, which is useful to density measurement, namely, transmission - line theory, its content consist of transmission - line equivalent circuit 、 smith chart 、 impedance matching and microwave network technology. the on - line density measurement technology with microwave has been narrated as a key part
首先，分析了微波密度在線測量技術的理論基礎- -傳輸線理論，其內容包括將用於諧振腔設計的傳輸線等效電路、施密斯圓圖以及阻抗匹配和微波網路等多方面的技術。
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